2 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
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27 #include "TiledDrawingAreaProxy.h"
29 #include "SGUpdateQueue.h"
30 #include "ShareableBitmap.h"
31 #include "TouchViewInterface.h"
32 #include "UpdateInfo.h"
33 #include "WKAPICast.h"
34 #include "WebPageProxy.h"
36 using namespace WebCore;
38 #define TILE_DEBUG_LOG
42 void TiledDrawingAreaProxy::updateWebView(const Vector<IntRect>& paintedArea)
44 // SG updates are triggered through SGUpdateQueue.
47 WebPageProxy* TiledDrawingAreaProxy::page()
49 return m_webPageProxy;
52 void TiledDrawingAreaProxy::createTile(int tileID, const UpdateInfo& updateInfo)
54 int nodeID = m_webView->sceneGraphUpdateQueue()->createTileNode(updateInfo.updateScaleFactor);
55 m_tileNodeMap.set(tileID, nodeID);
56 updateTile(tileID, updateInfo);
59 void TiledDrawingAreaProxy::updateTile(int tileID, const UpdateInfo& updateInfo)
61 int nodeID = m_tileNodeMap.get(tileID);
64 RefPtr<ShareableBitmap> bitmap = ShareableBitmap::create(updateInfo.bitmapHandle);
65 // FIXME: We could avoid this copy by carying the ShareableBitmap all the way up to texture uploading.
66 // Currently won't work since the SharedMemory handle is owned by updateInfo.
67 QImage image(bitmap->createQImage().copy());
68 QRect sourceRect(0, 0, updateInfo.updateRectBounds.width(), updateInfo.updateRectBounds.height());
69 m_webView->sceneGraphUpdateQueue()->setNodeBackBuffer(nodeID, image, sourceRect, updateInfo.updateRectBounds);
72 void TiledDrawingAreaProxy::didRenderFrame()
74 m_webView->sceneGraphUpdateQueue()->swapTileBuffers();
77 void TiledDrawingAreaProxy::removeTile(int tileID)
79 int nodeID = m_tileNodeMap.take(tileID);
80 m_webView->sceneGraphUpdateQueue()->removeTileNode(nodeID);